Deepak Prasad

R&D Engineer

at GoLinuxCloud · 1018 articles published

Founder of GoLinuxCloud with over a decade of expertise in Linux, Python, Go, Laravel, DevOps, Kubernetes, Git, Shell scripting, OpenShift, AWS, Networking, and Security. With extensive experience, he excels across development, DevOps, networking, and security, delivering robust and efficient solutions for diverse projects.

Areas of expertise

Certifications & credentials

Red Hat Certified System Administrator in Red Hat OpenStackID: 180-246-001
Certified Kubernetes Application Developer (CKAD)
Red Hat Certified Specialist in Ansible Automation
Go: Data Structures, Algorithms and Design Patterns With Go

Articles by Deepak Prasad

Jan 2, 2024

How to configure ipv6 address in Linux (RHEL / CentOS 7/8)

Configure IPv6 address using Network Manager (nmtui), CLI, Modify existing IPv6 address using nmci on Linux (RHEL / CentOS 7), Best practices for IPv6 usage

7 min readlinux

Apr 29, 2023

Solved: ironic node-delete is associated with instance

Here I have shared the steps to fix "ironic node-delete is associated with instance" where you fail to delete an ironic node accociated with an instance.

2 min readdevops

Apr 29, 2023

How to troubleshoot OpenStack ironic introspection

Troubleshoot OpenStack ironic introspection for issues like Invalid provision state for introspection, Look up error: Could not find a node for attributes.

4 min readdevops

Jan 8, 2023

How to create or configure NIC Teaming using nmcli (CentOS / RHEL 7/8)

Learn to configure NIC teaming on CentOS/RHEL 7 Linux node. RHEL 7 implements network teaming with a small kernel driver and a user-space daemon, teamd.

7 min readnetworking

Jan 8, 2023

How to configure bridged network in virt-manager (CentOS / RHEL 7)

Steps to configure bridged network in virt-manager. Virtual Machine Manager provides a graphical tool for administering virtual machines for KVM, Xen etc

3 min readlinux

Jan 1, 2024

How to create or configure network bridge in CentOS / RHEL 7/8

configure network bridge by this step by step guide on CentOS or RHEL 7 linux, configure network bridge using NetworkManager TUI, nmtui.

6 min readlinux

Jan 8, 2023

Solved: vncserver service failed a configured resource limit was exceeded

vncserver service failed because a configured resource limit was exceeded tigervnc on RHEL 7, remove temporary files from under /tmp and /tmp/.X11-unix/.

4 min readlinux

Apr 29, 2023

Step-by-Step Tutorial: Install OpenStack on CentOS 7 using Packstack

Step by Step openstack installation Guide using packstack single node in centos or rhel 7 linux. Install Openstack on CentOS 7 using Packstack

12 min readdevops

Jan 2, 2024

Linux Interview questions and answers for experienced users

Here I have consolidated 29 linux interview questions and answers for experienced professionals working into Linux or System Administrator profile.

6 min readcheatsheet

Jan 1, 2024

Shell scripting Interview questions with answers

Here I have consolidated some of the basic unix/linux shell scripting interview questions with their possible answers to help you practice.

5 min readinterview-questions

Jan 1, 2024

OpenStack Interview Questions and Answers (Multichoice)

In this article I have shared multiple openstack interview questions and answers (multi choice) covering various areas of openstack project.

8 min readinterview-questions

Apr 29, 2023

Check Openstack version and mapped release information

Is there any single command to check openstack version or release name and how is Red Hat Openstack version mapping done.

2 min readdevops

Jan 1, 2024

Solved 'No valid host was found. not enough hosts available'

Overcloud deployment fails with error message "No valid host was found. There are not enough hosts available" in Undercloud Openstack with Red Hat.

5 min readdevops

Articles by Deepak Prasad

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